What Is Confined Space

The space may be enclosed on all sides for example a bin or tank or as few as two sides for example an enclosed conveyor.
What is confined space. A confined space may be difficult to enter and perform repair work or general maintenance. If something goes wrong while you are inside a confined space escape rescue may be difficult. Is not designed for continuous occupancy. An example is the interior of a storage tank occasionally entered by maintenance workers but not intended for human occupancy.
In order for a work area to be defined as a confined space it must meet all three of the following criteria. Confined spaces include but are not limited to tanks vessels silos storage bins hoppers vaults pits manholes tunnels equipment housings ductwork pipelines etc. Confined spaces are not designed for someone to work in regularly. Large enough for an employee to enter and perform work 2.
Contains or has a potential to contain a hazardous atmosphere the aforementioned bad air contains a material that has the potential for engulfing an entrant. A confined space is an enclosed or partially enclosed area that is big enough for a worker to enter. A confined space is a space with limited entry and egress and not suitable for human inhabitants. Has limited or restricted means for entry or exit 3.
Osha defines a prcs as any confined space that meets one or more of the following.